Citizen iDP-3550 - 6 Preset Jumper Setting; Location of Preset Jumper; Preset Jumper Table

6. PRESET JUMPER SETTING
6.1 Location of Preset Jumper
(1) Turn off the power.
(2) The preset jumper is set at the time of shipment from the factory. If the settings are to be changed, do so by
removing the control board and changing the setting as indicated in the service manual.
The location of the preset jumpers is shown in the figure below.
6.2 Preset Jumper Table
Serial Interface
Mode
Location
CBM STAR ESC/POS
SC1-A 1-C * 2-C 2-C
SC1-B 1-C * 1-C * 2-C
SC1-C 1-C 2-C *
SC1-D 1-C 2-C *
SC1-E 1-C * 2-C 1-C *
SC1-F 1-C * 2-C 1-C *
SC1-G 1-C * 2-C 1-C *
SC1-H 1-C 2-C * 2-C *
* = Open
1-C * = 1-C or open
2-C * = 2-C or open
Parallel Interface
Mode
Location
CBM STAR ESC/POS
SC1-A 1-C * 1-C 2-C *
SC1-B 1-C 1-C 2-C
SC1-C 1-C * 1-C * 2-C
SC1-D 1-C 1-C 2-C *
* = Open
1-C * = 1-C or open
2-C * = 2-C or open
Parallel Interface
Serial Interface